白垩,chalk
1)chalk[英][t??:k][美][t??k]白垩
1.A study on time-dependent behavior of the North Sea unsaturated chalk;非饱和白垩压缩变形依时特性的研究
2.Both the engineering practice and laboratory tests show that structural collapse in petroleum chalk tends to occur during water injection.工程实践和室内试验都表明 ,油田白垩遇水后极易发生颗粒结构崩溃现象。
3.The characteristics between calcareous clay and chalk and marlite have been compared in mineral composition and structure etc.对一种新的非金属矿产———钙土矿的地质特征、矿石特征、物化性能及其在工业领域的应用前景作了介绍,并从矿物组成、结构等方面与白垩、泥灰岩作了对比。
英文短句/例句

1.Of, containing, or resembling chalk.白垩白垩的、含白垩的或似白垩
2.cretaceous period [ system ]【地质】白垩纪[系]
3.armored herbivorous dinosaurs of the Cretaceous.白垩纪的有甲食草恐龙。
4.To treat(soil, for example)with chalk.用白垩处理(如土壤)
5.acid degradable chalk mud可用酸降解的白垩泥浆
6.Sedimentary Geology of Cretaceous in Southern Tibet, and the Upper Cretaceous Oceanic Redbeds;藏南白垩系沉积地质与上白垩统海相红层
7.A pure white grade of chalk that has been ground and washed for use in paints, ink, and putty.白垩粉,白粉一种碾碎的并洗过的纯净白垩,用于油漆、墨水和油灰
8.The results show that the Cretaceous strata located in Sancha-Sidianwas deposited in late Cretaceous. At least, it contains late Cretaceous strata.结果表明这一带的白垩系地层沉积于晚白垩纪 ,或至少含有晚白垩纪的沉积。
9.The Cretaceous is named after the large amounts of chalk (fossilized plankton) found in rocks of the period.白垩纪以这个时代的地层主要为白垩沉积而得名。
10.of or relating to the Cretaceous geologic era.属于或关于地质上白垩纪的。
11.From the view of stratigraphy, they all belong to the Cretaceous period.从地层学上看,它们都属于白垩纪。
12.a salt found in nature as chalk or calcite or limestone.白垩、方解石或石灰石等天然的盐。
13.To rub or cover with chalk, as the tip of a billiard cue.擦抹粉块以白垩擦或覆盖,如弹子棒梢
14.alkaline soils derived from chalk or limestone.从白垩或者石灰石中得到的碱土。
15.At this point, the chald cliffs shelve down to the beach.在这里,白垩质的峭壁渐渐向海滩倾斜。
16.chalk beer-wort yeast litmus milk白垩、麦芽汁、酵母浸膏石蕊牛乳(培养基)
17.residual chalk deposits,ie left after rocks have been eroded残余白垩沉积(岩石经侵蚀后的)
18.chalk laden HEC加入白垩的羟乙基纤维素
相关短句/例句

chalkiness[英]['t??:kinis][美]['t??k?n?s]垩白
1.Regularity of Rice Chalkiness Occurrence and its Modified Ways;稻米垩白的发生规律及改良的可能途径
2.The influential factors and hereditary improvements on the chalkiness of rice grains;稻米垩白的影响因素及遗传改良
3.Genetic Variance of Chalkiness of Different Grain Positions in a Panicle;稻穗不同部位籽粒垩白程度变异分析
3)English white,whiting白粉,白垩
4)Chinese white白垩锌白
5)atomite白垩,磨细白垩粉,白垩粉
6)chalk[英][t??:k][美][t??k]上白垩纪;白垩
延伸阅读

白垩【通用名称】白垩【其他名称】白垩 (《本经》) 【异名】白涂(《说文》),白善土(《别录》),白土子(《本草衍义》),画粉(《纲目》)。 【来源】为沉积岩类岩石白垩的块状物或粉末。 【矿物形态】白垩 由方解石质点和有孔虫,软体动物和球菌类的方解石质碎屑组成。为白色、淡绿色、淡黄色之无晶形粉末或土状结块。质软而轻,手触之有粗感,舔之不粘舌。多产于白垩纪之沉积岩中。 【化学成分】主要成分为碳酸钙,夹杂物有少量的硅酸铝、硅酸镁、磷酸钙、氧化铁等。 【炮制】《雷公炮炙论》:"凡使白垩勿用色青并底白者。先单捣令细,三度筛过了,又入钵中研之,然后将盐汤飞过曝干。每修事白垩二两,用白盐一分,投于斗水中,用铜器物内沸十余沸了,然后用此沸了水飞过白垩,免结涩人肠也。" 【性味】苦,温。 ①《本经》:"味苦,温。" ②《别录》:"辛,无毒。" ③《药性论》:"甘,平。" 【归经】《本草再新》:"入肺、肾二经。" 【功用主治】温中,涩肠,止血,敛疮。治反胃,泻痢,吐血,衄血,眼弦赤烂,臁疮。 ①《本经》:"主女子寒热癥瘕,月闭积聚。" ②《别录》:"(治)阴肿痛,漏下无子,止泄利。" ③《药性论》:"主女子血结,月侯不通,能涩肠止痢,温暖。" ④《日华子本草》:"治泻痢,痔瘘,泄精,女子子宫冷,男子水脏冷,鼻洪吐血。" ⑤《医林纂要》:"补肺生金,解渴清暑。治肺痈、痿,止赤白痢,和脾胃。治霍乱腹痛。" 【用法与用量】内服:入丸、散,1.5~3钱。外用:研末撒或调敷。 【宜忌】《别录》:"不可久服,伤人五藏,令人羸瘦。" 【选方】①治虚热翻胃:白垩土一斤,米醋一斤。煅土赤,入醋内,再煅再入,以醋干为度;取土二两,入炮姜一钱为末。每服一钱,米饮下,甚者二钱,须服四两。(《妇人良方》白垩散) ②治水泻米谷不化,昼夜不止:白垩一两(火煅过),干姜(炮)一两,楮叶二两(生研细)。上三味,捣研为末,面糊和丸,如绿豆大。空心米饮调下二十丸。(《圣济总录》白垩丸) ③治衄血不止:白土末五钱,井华水调服。(《瑞竹堂经验方》) ④治风赤烂眼,倒睫拳毛:白土一两,铜青一钱。为末,每以半钱泡汤洗。(《华佗方》) ⑤治臁疮不干:白善土煅研末,生油调搽。(《集玄方》